./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 384d76f2b579c3776890746933030ac5fcfc9487f32fbc530ea50ee4dc8551b1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 20:43:51,294 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 20:43:51,347 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 20:43:51,355 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 20:43:51,356 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 20:43:51,379 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 20:43:51,380 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 20:43:51,380 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 20:43:51,381 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 20:43:51,381 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 20:43:51,381 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 20:43:51,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 20:43:51,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 20:43:51,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 20:43:51,382 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 20:43:51,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 20:43:51,382 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 20:43:51,382 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 20:43:51,382 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 20:43:51,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 20:43:51,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 20:43:51,382 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 20:43:51,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 20:43:51,382 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 20:43:51,382 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 20:43:51,382 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 20:43:51,382 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 20:43:51,383 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 20:43:51,383 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 20:43:51,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:43:51,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 20:43:51,384 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 20:43:51,384 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 20:43:51,384 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 20:43:51,384 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 20:43:51,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 20:43:51,384 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 20:43:51,384 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 20:43:51,384 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 20:43:51,384 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 20:43:51,384 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 384d76f2b579c3776890746933030ac5fcfc9487f32fbc530ea50ee4dc8551b1 [2025-03-08 20:43:51,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 20:43:51,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 20:43:51,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 20:43:51,641 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 20:43:51,641 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 20:43:51,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2025-03-08 20:43:52,820 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23e249c1c/ff7ecb23800847c9947439be84f7a14b/FLAGbca71af3b [2025-03-08 20:43:53,312 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 20:43:53,313 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2025-03-08 20:43:53,345 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23e249c1c/ff7ecb23800847c9947439be84f7a14b/FLAGbca71af3b [2025-03-08 20:43:53,357 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23e249c1c/ff7ecb23800847c9947439be84f7a14b [2025-03-08 20:43:53,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 20:43:53,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 20:43:53,360 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 20:43:53,360 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 20:43:53,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 20:43:53,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:43:53" (1/1) ... [2025-03-08 20:43:53,364 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44d4c46c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:53, skipping insertion in model container [2025-03-08 20:43:53,364 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:43:53" (1/1) ... [2025-03-08 20:43:53,435 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 20:43:54,842 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i[269359,269372] [2025-03-08 20:43:54,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:43:54,897 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 20:43:54,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5328] [2025-03-08 20:43:54,988 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5335] [2025-03-08 20:43:54,988 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5342] [2025-03-08 20:43:54,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/e5e3e20/linux-drivers-clk1/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5382-5383] [2025-03-08 20:43:54,991 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5388-5390] [2025-03-08 20:43:55,144 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i[269359,269372] [2025-03-08 20:43:55,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:43:55,222 INFO L204 MainTranslator]: Completed translation [2025-03-08 20:43:55,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:55 WrapperNode [2025-03-08 20:43:55,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 20:43:55,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 20:43:55,224 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 20:43:55,224 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 20:43:55,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:55" (1/1) ... [2025-03-08 20:43:55,298 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:55" (1/1) ... [2025-03-08 20:43:55,427 INFO L138 Inliner]: procedures = 306, calls = 1981, calls flagged for inlining = 184, calls inlined = 172, statements flattened = 5261 [2025-03-08 20:43:55,428 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 20:43:55,429 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 20:43:55,429 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 20:43:55,429 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 20:43:55,435 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:55" (1/1) ... [2025-03-08 20:43:55,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:55" (1/1) ... [2025-03-08 20:43:55,466 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:55" (1/1) ... [2025-03-08 20:43:55,980 INFO L175 MemorySlicer]: Split 1271 memory accesses to 21 slices as follows [1084, 1, 11, 8, 10, 40, 7, 2, 8, 28, 12, 3, 1, 3, 25, 8, 12, 1, 2, 2, 3]. 85 percent of accesses are in the largest equivalence class. The 728 initializations are split as follows [686, 0, 0, 8, 0, 0, 0, 0, 8, 0, 0, 3, 0, 0, 0, 8, 12, 1, 0, 2, 0]. The 270 writes are split as follows [206, 0, 1, 0, 2, 0, 6, 1, 0, 28, 0, 0, 0, 2, 23, 0, 0, 0, 1, 0, 0]. [2025-03-08 20:43:55,980 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:55" (1/1) ... [2025-03-08 20:43:55,980 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:55" (1/1) ... [2025-03-08 20:43:56,064 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:55" (1/1) ... [2025-03-08 20:43:56,076 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:55" (1/1) ... [2025-03-08 20:43:56,102 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:55" (1/1) ... [2025-03-08 20:43:56,116 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:55" (1/1) ... [2025-03-08 20:43:56,155 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 20:43:56,156 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 20:43:56,156 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 20:43:56,157 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 20:43:56,158 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:55" (1/1) ... [2025-03-08 20:43:56,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:43:56,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 20:43:56,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 20:43:56,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 20:43:56,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-08 20:43:56,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-08 20:43:56,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 20:43:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 20:43:56,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-08 20:43:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-08 20:43:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-03-08 20:43:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2025-03-08 20:43:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 20:43:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2025-03-08 20:43:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-03-08 20:43:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2025-03-08 20:43:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-03-08 20:43:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-03-08 20:43:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2025-03-08 20:43:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2025-03-08 20:43:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2025-03-08 20:43:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2025-03-08 20:43:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-03-08 20:43:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-08 20:43:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2025-03-08 20:43:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2025-03-08 20:43:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2025-03-08 20:43:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2025-03-08 20:43:56,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-08 20:43:56,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-08 20:43:56,212 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2025-03-08 20:43:56,212 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2025-03-08 20:43:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2025-03-08 20:43:56,213 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2025-03-08 20:43:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 20:43:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-08 20:43:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-08 20:43:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-08 20:43:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-08 20:43:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-08 20:43:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-08 20:43:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-08 20:43:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-08 20:43:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-08 20:43:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-08 20:43:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-08 20:43:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-08 20:43:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-08 20:43:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-08 20:43:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-08 20:43:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-08 20:43:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-08 20:43:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-03-08 20:43:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-03-08 20:43:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-03-08 20:43:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-03-08 20:43:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2025-03-08 20:43:56,214 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2025-03-08 20:43:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2025-03-08 20:43:56,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2025-03-08 20:43:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-03-08 20:43:56,214 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-03-08 20:43:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2025-03-08 20:43:56,214 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2025-03-08 20:43:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-08 20:43:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-08 20:43:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-08 20:43:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-08 20:43:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2025-03-08 20:43:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2025-03-08 20:43:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-08 20:43:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-08 20:43:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-03-08 20:43:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-03-08 20:43:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2025-03-08 20:43:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2025-03-08 20:43:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-03-08 20:43:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-03-08 20:43:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2025-03-08 20:43:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2025-03-08 20:43:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-08 20:43:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2025-03-08 20:43:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-03-08 20:43:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2025-03-08 20:43:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-08 20:43:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-08 20:43:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-03-08 20:43:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2025-03-08 20:43:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2025-03-08 20:43:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2025-03-08 20:43:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 20:43:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 20:43:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-08 20:43:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-08 20:43:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-08 20:43:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-08 20:43:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-08 20:43:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-08 20:43:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2025-03-08 20:43:56,219 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2025-03-08 20:43:56,219 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-03-08 20:43:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2025-03-08 20:43:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2025-03-08 20:43:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2025-03-08 20:43:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2025-03-08 20:43:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2025-03-08 20:43:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2025-03-08 20:43:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2025-03-08 20:43:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-08 20:43:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-03-08 20:43:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-03-08 20:43:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2025-03-08 20:43:56,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2025-03-08 20:43:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2025-03-08 20:43:56,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2025-03-08 20:43:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2025-03-08 20:43:56,222 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2025-03-08 20:43:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 20:43:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-08 20:43:56,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-08 20:43:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-08 20:43:56,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-08 20:43:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 20:43:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 20:43:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 20:43:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 20:43:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 20:43:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 20:43:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 20:43:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 20:43:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 20:43:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 20:43:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 20:43:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-08 20:43:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2025-03-08 20:43:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:43:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-03-08 20:43:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2025-03-08 20:43:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2025-03-08 20:43:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2025-03-08 20:43:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-08 20:43:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2025-03-08 20:43:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-03-08 20:43:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-03-08 20:43:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-08 20:43:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2025-03-08 20:43:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2025-03-08 20:43:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2025-03-08 20:43:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2025-03-08 20:43:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2025-03-08 20:43:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-08 20:43:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 20:43:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 20:43:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-03-08 20:43:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-03-08 20:43:56,847 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 20:43:56,850 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 20:43:57,485 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-08 20:43:57,559 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5344-1: test_and_clear_bit_#res#1 := 1; [2025-03-08 20:43:57,560 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10498: havoc netpoll_trap_#t~nondet815#1; [2025-03-08 20:43:57,562 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10544: havoc #t~nondet826; [2025-03-08 20:43:57,587 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10432: havoc #t~ret812.base, #t~ret812.offset; [2025-03-08 20:43:58,853 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5949: call ULTIMATE.dealloc(~#t~1.base, ~#t~1.offset);havoc ~#t~1.base, ~#t~1.offset;call ULTIMATE.dealloc(~#m~1.base, ~#m~1.offset);havoc ~#m~1.base, ~#m~1.offset; [2025-03-08 20:43:59,333 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10494: havoc #t~nondet814; [2025-03-08 20:43:59,344 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10416: havoc #t~nondet808; [2025-03-08 20:43:59,351 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5591: havoc #t~mem104.base, #t~mem104.offset; [2025-03-08 20:43:59,414 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5469: havoc #t~mem72.base, #t~mem72.offset; [2025-03-08 20:43:59,446 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10368: havoc #t~nondet802; [2025-03-08 20:43:59,467 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10484: havoc netdev_err_#t~nondet813#1; [2025-03-08 20:43:59,467 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6575: call ULTIMATE.dealloc(~#frame~1#1.base, ~#frame~1#1.offset);havoc ~#frame~1#1.base, ~#frame~1#1.offset; [2025-03-08 20:43:59,467 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10371: havoc alloc_can_err_skb_#t~ret803#1.base, alloc_can_err_skb_#t~ret803#1.offset; [2025-03-08 20:43:59,493 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5398: havoc arch_irqs_disabled_flags_#t~bitwise20#1; [2025-03-08 20:43:59,512 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10518: havoc #t~nondet820; [2025-03-08 20:43:59,539 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10522: havoc regulator_enable_#t~nondet821#1; [2025-03-08 20:43:59,578 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5350: havoc constant_test_bit_#t~mem4#1;havoc constant_test_bit_#t~bitwise5#1; [2025-03-08 20:43:59,665 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6902: call ULTIMATE.dealloc(~#__key~0#1.base, ~#__key~0#1.offset);havoc ~#__key~0#1.base, ~#__key~0#1.offset;call ULTIMATE.dealloc(~#__key___0~0#1.base, ~#__key___0~0#1.offset);havoc ~#__key___0~0#1.base, ~#__key___0~0#1.offset;call ULTIMATE.dealloc(~#__constr_expr_0~0#1.base, ~#__constr_expr_0~0#1.offset);havoc ~#__constr_expr_0~0#1.base, ~#__constr_expr_0~0#1.offset;call ULTIMATE.dealloc(~#__key___1~0#1.base, ~#__key___1~0#1.offset);havoc ~#__key___1~0#1.base, ~#__key___1~0#1.offset;call ULTIMATE.dealloc(~#__constr_expr_1~0#1.base, ~#__constr_expr_1~0#1.offset);havoc ~#__constr_expr_1~0#1.base, ~#__constr_expr_1~0#1.offset; [2025-03-08 20:43:59,665 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9803-1: ldv_request_threaded_irq_17_#res#1 := ldv_request_threaded_irq_17_~ldv_func_res~0#1; [2025-03-08 20:43:59,665 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10526: havoc request_threaded_irq_#t~nondet822#1; [2025-03-08 20:43:59,666 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9106-1: ldv_request_threaded_irq_#res#1 := ldv_request_threaded_irq_~arg0#1; [2025-03-08 20:43:59,666 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10345: havoc __alloc_workqueue_key_#t~ret800#1.base, __alloc_workqueue_key_#t~ret800#1.offset; [2025-03-08 20:43:59,666 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10502: havoc open_candev_#t~nondet816#1; [2025-03-08 20:43:59,938 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10540: havoc spi_setup_#t~nondet825#1; [2025-03-08 20:43:59,938 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9071-1: ldv_register_candev_#res#1 := ldv_register_candev_~arg0#1; [2025-03-08 20:43:59,938 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10426: havoc devm_clk_get_#t~ret810#1.base, devm_clk_get_#t~ret810#1.offset; [2025-03-08 20:43:59,938 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10377: havoc alloc_candev_#t~ret805#1.base, alloc_candev_#t~ret805#1.offset; [2025-03-08 20:43:59,938 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5440: havoc dev_get_platdata_#t~mem49#1.base, dev_get_platdata_#t~mem49#1.offset; [2025-03-08 20:43:59,938 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10397: havoc clk_get_rate_#t~nondet807#1; [2025-03-08 20:43:59,938 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10514: havoc register_candev_#t~nondet819#1; [2025-03-08 20:43:59,938 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10532: havoc spi_get_device_id_#t~ret823#1.base, spi_get_device_id_#t~ret823#1.offset; [2025-03-08 20:43:59,939 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10352: havoc __dynamic_dev_dbg_#t~nondet801#1; [2025-03-08 20:43:59,939 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6472: call ULTIMATE.dealloc(mcp251x_hw_probe_~#descriptor~0#1.base, mcp251x_hw_probe_~#descriptor~0#1.offset);havoc mcp251x_hw_probe_~#descriptor~0#1.base, mcp251x_hw_probe_~#descriptor~0#1.offset; [2025-03-08 20:43:59,939 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5451: havoc is_device_dma_capable_#t~mem57#1.base, is_device_dma_capable_#t~mem57#1.offset;havoc is_device_dma_capable_#t~mem58#1.base, is_device_dma_capable_#t~mem58#1.offset;havoc is_device_dma_capable_#t~mem59#1;havoc is_device_dma_capable_#t~short60#1; [2025-03-08 20:43:59,939 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7053: call ULTIMATE.dealloc(~#__key~1#1.base, ~#__key~1#1.offset);havoc ~#__key~1#1.base, ~#__key~1#1.offset; [2025-03-08 20:43:59,939 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9828-1: ldv_register_candev_19_#res#1 := ldv_register_candev_19_~ldv_func_res~1#1; [2025-03-08 20:44:00,242 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5859: call ULTIMATE.dealloc(spi_write_~#t~0#1.base, spi_write_~#t~0#1.offset);havoc spi_write_~#t~0#1.base, spi_write_~#t~0#1.offset;call ULTIMATE.dealloc(spi_write_~#m~0#1.base, spi_write_~#m~0#1.offset);havoc spi_write_~#m~0#1.base, spi_write_~#m~0#1.offset; [2025-03-08 20:44:00,377 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6103: call ULTIMATE.dealloc(mcp251x_hw_tx_~#buf~0#1.base, mcp251x_hw_tx_~#buf~0#1.offset);havoc mcp251x_hw_tx_~#buf~0#1.base, mcp251x_hw_tx_~#buf~0#1.offset; [2025-03-08 20:44:00,405 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9889: havoc ldv_dev_get_drvdata_#t~mem760#1.base, ldv_dev_get_drvdata_#t~mem760#1.offset;havoc ldv_dev_get_drvdata_#t~mem761#1.base, ldv_dev_get_drvdata_#t~mem761#1.offset; [2025-03-08 20:44:00,462 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10429: havoc devm_kmalloc_#t~ret811#1.base, devm_kmalloc_#t~ret811#1.offset; [2025-03-08 20:44:00,579 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6189: call ULTIMATE.dealloc(~#frame~0#1.base, ~#frame~0#1.offset);havoc ~#frame~0#1.base, ~#frame~0#1.offset;call ULTIMATE.dealloc(~#buf~1#1.base, ~#buf~1#1.offset);havoc ~#buf~1#1.base, ~#buf~1#1.offset; [2025-03-08 20:44:00,579 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10374: havoc alloc_can_skb_#t~ret804#1.base, alloc_can_skb_#t~ret804#1.offset; [2025-03-08 20:44:00,583 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5912: havoc #t~mem181; [2025-03-08 20:44:00,596 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10510: havoc queue_work_on_#t~nondet818#1; [2025-03-08 20:44:07,766 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6712: call ULTIMATE.dealloc(mcp251x_can_ist_~#intf~0#1.base, mcp251x_can_ist_~#intf~0#1.offset);havoc mcp251x_can_ist_~#intf~0#1.base, mcp251x_can_ist_~#intf~0#1.offset;call ULTIMATE.dealloc(mcp251x_can_ist_~#eflag~0#1.base, mcp251x_can_ist_~#eflag~0#1.offset);havoc mcp251x_can_ist_~#eflag~0#1.base, mcp251x_can_ist_~#eflag~0#1.offset; [2025-03-08 20:44:07,766 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: #t~ret828#1 := main_#res#1;havoc main_#t~ret602#1, main_~tmp~47#1;assume { :end_inline_main } true; [2025-03-08 20:44:07,766 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9393-1: ldv_spi_register_driver_#res#1 := ldv_spi_register_driver_~arg0#1; [2025-03-08 20:44:07,766 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10387: havoc can_get_echo_skb_#t~nondet806#1; [2025-03-08 20:44:07,766 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9871-1: ldv_spi_register_driver_23_#res#1 := ldv_spi_register_driver_23_~ldv_func_res~2#1; [2025-03-08 20:44:07,766 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-08 20:44:07,766 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10536: havoc spi_register_driver_#t~nondet824#1; [2025-03-08 20:44:08,312 INFO L? ?]: Removed 2116 outVars from TransFormulas that were not future-live. [2025-03-08 20:44:08,312 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 20:44:08,393 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 20:44:08,394 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-08 20:44:08,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:44:08 BoogieIcfgContainer [2025-03-08 20:44:08,395 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 20:44:08,397 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 20:44:08,397 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 20:44:08,402 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 20:44:08,402 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 08:43:53" (1/3) ... [2025-03-08 20:44:08,404 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7029fd55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:44:08, skipping insertion in model container [2025-03-08 20:44:08,404 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:43:55" (2/3) ... [2025-03-08 20:44:08,404 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7029fd55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:44:08, skipping insertion in model container [2025-03-08 20:44:08,404 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:44:08" (3/3) ... [2025-03-08 20:44:08,406 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2025-03-08 20:44:08,425 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 20:44:08,429 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i that has 96 procedures, 1761 locations, 1 initial locations, 43 loop locations, and 1 error locations. [2025-03-08 20:44:08,508 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 20:44:08,516 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@467a06c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 20:44:08,517 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 20:44:08,524 INFO L276 IsEmpty]: Start isEmpty. Operand has 1659 states, 1222 states have (on average 1.32569558101473) internal successors, (1620), 1242 states have internal predecessors, (1620), 362 states have call successors, (362), 75 states have call predecessors, (362), 74 states have return successors, (353), 346 states have call predecessors, (353), 353 states have call successors, (353) [2025-03-08 20:44:08,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-03-08 20:44:08,544 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:44:08,546 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:44:08,546 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:44:08,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:44:08,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1051885834, now seen corresponding path program 1 times [2025-03-08 20:44:08,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:44:08,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99583036] [2025-03-08 20:44:08,556 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:44:08,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:44:13,964 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-03-08 20:44:14,232 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-03-08 20:44:14,235 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:44:14,236 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:44:14,876 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2025-03-08 20:44:14,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:44:14,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99583036] [2025-03-08 20:44:14,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99583036] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:44:14,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:44:14,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:44:14,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690265449] [2025-03-08 20:44:14,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:44:14,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:44:14,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:44:14,901 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:44:14,901 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:44:14,906 INFO L87 Difference]: Start difference. First operand has 1659 states, 1222 states have (on average 1.32569558101473) internal successors, (1620), 1242 states have internal predecessors, (1620), 362 states have call successors, (362), 75 states have call predecessors, (362), 74 states have return successors, (353), 346 states have call predecessors, (353), 353 states have call successors, (353) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-03-08 20:44:18,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:44:20,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:44:20,008 INFO L93 Difference]: Finished difference Result 4820 states and 6877 transitions. [2025-03-08 20:44:20,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:44:20,010 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 151 [2025-03-08 20:44:20,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:44:20,049 INFO L225 Difference]: With dead ends: 4820 [2025-03-08 20:44:20,049 INFO L226 Difference]: Without dead ends: 3175 [2025-03-08 20:44:20,064 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:44:20,067 INFO L435 NwaCegarLoop]: 2265 mSDtfsCounter, 2177 mSDsluCounter, 2191 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2177 SdHoareTripleChecker+Valid, 4456 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2025-03-08 20:44:20,068 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2177 Valid, 4456 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 150 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2025-03-08 20:44:20,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3175 states. [2025-03-08 20:44:20,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3175 to 3175. [2025-03-08 20:44:20,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3175 states, 2359 states have (on average 1.3094531581178466) internal successors, (3089), 2400 states have internal predecessors, (3089), 671 states have call successors, (671), 145 states have call predecessors, (671), 144 states have return successors, (667), 653 states have call predecessors, (667), 667 states have call successors, (667) [2025-03-08 20:44:20,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 3175 states and 4427 transitions. [2025-03-08 20:44:20,283 INFO L78 Accepts]: Start accepts. Automaton has 3175 states and 4427 transitions. Word has length 151 [2025-03-08 20:44:20,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:44:20,284 INFO L471 AbstractCegarLoop]: Abstraction has 3175 states and 4427 transitions. [2025-03-08 20:44:20,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-03-08 20:44:20,284 INFO L276 IsEmpty]: Start isEmpty. Operand 3175 states and 4427 transitions. [2025-03-08 20:44:20,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-03-08 20:44:20,301 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:44:20,301 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:44:20,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 20:44:20,304 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:44:20,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:44:20,304 INFO L85 PathProgramCache]: Analyzing trace with hash -2008376424, now seen corresponding path program 1 times [2025-03-08 20:44:20,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:44:20,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277403348] [2025-03-08 20:44:20,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:44:20,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:44:24,929 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-08 20:44:25,001 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-08 20:44:25,001 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:44:25,001 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:44:25,254 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2025-03-08 20:44:25,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:44:25,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277403348] [2025-03-08 20:44:25,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277403348] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:44:25,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:44:25,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:44:25,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286510751] [2025-03-08 20:44:25,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:44:25,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:44:25,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:44:25,256 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:44:25,256 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:44:25,256 INFO L87 Difference]: Start difference. First operand 3175 states and 4427 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2025-03-08 20:44:29,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:44:30,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:44:30,370 INFO L93 Difference]: Finished difference Result 6334 states and 8832 transitions. [2025-03-08 20:44:30,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:44:30,371 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 209 [2025-03-08 20:44:30,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:44:30,397 INFO L225 Difference]: With dead ends: 6334 [2025-03-08 20:44:30,398 INFO L226 Difference]: Without dead ends: 4711 [2025-03-08 20:44:30,405 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:44:30,406 INFO L435 NwaCegarLoop]: 4301 mSDtfsCounter, 2135 mSDsluCounter, 2194 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2135 SdHoareTripleChecker+Valid, 6495 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2025-03-08 20:44:30,407 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2135 Valid, 6495 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 206 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2025-03-08 20:44:30,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4711 states. [2025-03-08 20:44:30,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4711 to 4711. [2025-03-08 20:44:30,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4711 states, 3506 states have (on average 1.3103251568739305) internal successors, (4594), 3566 states have internal predecessors, (4594), 989 states have call successors, (989), 216 states have call predecessors, (989), 215 states have return successors, (985), 964 states have call predecessors, (985), 985 states have call successors, (985) [2025-03-08 20:44:30,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4711 states to 4711 states and 6568 transitions. [2025-03-08 20:44:30,572 INFO L78 Accepts]: Start accepts. Automaton has 4711 states and 6568 transitions. Word has length 209 [2025-03-08 20:44:30,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:44:30,573 INFO L471 AbstractCegarLoop]: Abstraction has 4711 states and 6568 transitions. [2025-03-08 20:44:30,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2025-03-08 20:44:30,573 INFO L276 IsEmpty]: Start isEmpty. Operand 4711 states and 6568 transitions. [2025-03-08 20:44:30,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-03-08 20:44:30,581 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:44:30,582 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:44:30,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 20:44:30,582 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:44:30,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:44:30,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1046762407, now seen corresponding path program 1 times [2025-03-08 20:44:30,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:44:30,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510576706] [2025-03-08 20:44:30,583 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:44:30,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:44:35,286 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-08 20:44:35,365 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-08 20:44:35,367 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:44:35,368 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:44:36,057 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 681 trivial. 0 not checked. [2025-03-08 20:44:36,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:44:36,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510576706] [2025-03-08 20:44:36,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510576706] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:44:36,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:44:36,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:44:36,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993740622] [2025-03-08 20:44:36,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:44:36,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:44:36,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:44:36,058 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:44:36,058 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:44:36,058 INFO L87 Difference]: Start difference. First operand 4711 states and 6568 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-08 20:44:37,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:44:37,367 INFO L93 Difference]: Finished difference Result 9395 states and 13223 transitions. [2025-03-08 20:44:37,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:44:37,367 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 209 [2025-03-08 20:44:37,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:44:37,423 INFO L225 Difference]: With dead ends: 9395 [2025-03-08 20:44:37,423 INFO L226 Difference]: Without dead ends: 9391 [2025-03-08 20:44:37,431 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 20:44:37,434 INFO L435 NwaCegarLoop]: 2446 mSDtfsCounter, 2247 mSDsluCounter, 7073 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2248 SdHoareTripleChecker+Valid, 9519 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-03-08 20:44:37,434 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2248 Valid, 9519 Invalid, 259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-03-08 20:44:37,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9391 states. [2025-03-08 20:44:37,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9391 to 9389. [2025-03-08 20:44:37,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9389 states, 6991 states have (on average 1.311114289801173) internal successors, (9166), 7110 states have internal predecessors, (9166), 1967 states have call successors, (1967), 433 states have call predecessors, (1967), 430 states have return successors, (2085), 1917 states have call predecessors, (2085), 1959 states have call successors, (2085) [2025-03-08 20:44:37,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9389 states to 9389 states and 13218 transitions. [2025-03-08 20:44:37,746 INFO L78 Accepts]: Start accepts. Automaton has 9389 states and 13218 transitions. Word has length 209 [2025-03-08 20:44:37,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:44:37,747 INFO L471 AbstractCegarLoop]: Abstraction has 9389 states and 13218 transitions. [2025-03-08 20:44:37,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-08 20:44:37,748 INFO L276 IsEmpty]: Start isEmpty. Operand 9389 states and 13218 transitions. [2025-03-08 20:44:37,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2025-03-08 20:44:37,756 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:44:37,756 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:44:37,756 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 20:44:37,756 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:44:37,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:44:37,756 INFO L85 PathProgramCache]: Analyzing trace with hash 226328986, now seen corresponding path program 1 times [2025-03-08 20:44:37,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:44:37,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47910190] [2025-03-08 20:44:37,756 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:44:37,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:44:42,459 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-03-08 20:44:42,515 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-03-08 20:44:42,516 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:44:42,516 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:44:43,347 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 681 trivial. 0 not checked. [2025-03-08 20:44:43,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:44:43,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47910190] [2025-03-08 20:44:43,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47910190] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:44:43,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:44:43,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:44:43,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950244238] [2025-03-08 20:44:43,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:44:43,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:44:43,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:44:43,350 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:44:43,350 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:44:43,350 INFO L87 Difference]: Start difference. First operand 9389 states and 13218 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-03-08 20:44:44,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:44:44,316 INFO L93 Difference]: Finished difference Result 9395 states and 13223 transitions. [2025-03-08 20:44:44,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:44:44,320 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 214 [2025-03-08 20:44:44,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:44:44,379 INFO L225 Difference]: With dead ends: 9395 [2025-03-08 20:44:44,381 INFO L226 Difference]: Without dead ends: 9357 [2025-03-08 20:44:44,390 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 20:44:44,391 INFO L435 NwaCegarLoop]: 2228 mSDtfsCounter, 2224 mSDsluCounter, 4448 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2224 SdHoareTripleChecker+Valid, 6676 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-03-08 20:44:44,391 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2224 Valid, 6676 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-03-08 20:44:44,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9357 states. [2025-03-08 20:44:44,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9357 to 9357. [2025-03-08 20:44:44,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9357 states, 6974 states have (on average 1.3111557212503584) internal successors, (9144), 7090 states have internal predecessors, (9144), 1955 states have call successors, (1955), 429 states have call predecessors, (1955), 427 states have return successors, (2077), 1909 states have call predecessors, (2077), 1951 states have call successors, (2077) [2025-03-08 20:44:44,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9357 states to 9357 states and 13176 transitions. [2025-03-08 20:44:44,704 INFO L78 Accepts]: Start accepts. Automaton has 9357 states and 13176 transitions. Word has length 214 [2025-03-08 20:44:44,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:44:44,705 INFO L471 AbstractCegarLoop]: Abstraction has 9357 states and 13176 transitions. [2025-03-08 20:44:44,706 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-03-08 20:44:44,706 INFO L276 IsEmpty]: Start isEmpty. Operand 9357 states and 13176 transitions. [2025-03-08 20:44:44,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2025-03-08 20:44:44,733 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:44:44,734 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 13, 13, 13, 13, 13, 13, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:44:44,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 20:44:44,734 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:44:44,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:44:44,735 INFO L85 PathProgramCache]: Analyzing trace with hash -598447256, now seen corresponding path program 1 times [2025-03-08 20:44:44,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:44:44,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043784816] [2025-03-08 20:44:44,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:44:44,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:44:49,699 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 310 statements into 1 equivalence classes. [2025-03-08 20:44:49,767 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 310 of 310 statements. [2025-03-08 20:44:49,768 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:44:49,768 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:44:50,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1016 trivial. 0 not checked. [2025-03-08 20:44:50,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:44:50,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043784816] [2025-03-08 20:44:50,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043784816] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:44:50,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:44:50,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:44:50,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550616560] [2025-03-08 20:44:50,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:44:50,107 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:44:50,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:44:50,107 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:44:50,108 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:44:50,108 INFO L87 Difference]: Start difference. First operand 9357 states and 13176 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2025-03-08 20:44:54,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:44:55,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:44:55,528 INFO L93 Difference]: Finished difference Result 27009 states and 38012 transitions. [2025-03-08 20:44:55,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:44:55,529 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 310 [2025-03-08 20:44:55,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:44:55,619 INFO L225 Difference]: With dead ends: 27009 [2025-03-08 20:44:55,619 INFO L226 Difference]: Without dead ends: 17679 [2025-03-08 20:44:55,667 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:44:55,668 INFO L435 NwaCegarLoop]: 2264 mSDtfsCounter, 1947 mSDsluCounter, 2127 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1947 SdHoareTripleChecker+Valid, 4391 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2025-03-08 20:44:55,669 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1947 Valid, 4391 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 238 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2025-03-08 20:44:55,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17679 states. [2025-03-08 20:44:56,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17679 to 17659. [2025-03-08 20:44:56,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17659 states, 13107 states have (on average 1.3064011596856642) internal successors, (17123), 13352 states have internal predecessors, (17123), 3703 states have call successors, (3703), 850 states have call predecessors, (3703), 848 states have return successors, (3855), 3600 states have call predecessors, (3855), 3699 states have call successors, (3855) [2025-03-08 20:44:56,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17659 states to 17659 states and 24681 transitions. [2025-03-08 20:44:56,253 INFO L78 Accepts]: Start accepts. Automaton has 17659 states and 24681 transitions. Word has length 310 [2025-03-08 20:44:56,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:44:56,254 INFO L471 AbstractCegarLoop]: Abstraction has 17659 states and 24681 transitions. [2025-03-08 20:44:56,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2025-03-08 20:44:56,254 INFO L276 IsEmpty]: Start isEmpty. Operand 17659 states and 24681 transitions. [2025-03-08 20:44:56,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2025-03-08 20:44:56,297 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:44:56,297 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 13, 13, 13, 13, 13, 13, 6, 6, 6, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:44:56,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 20:44:56,298 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:44:56,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:44:56,298 INFO L85 PathProgramCache]: Analyzing trace with hash 241297817, now seen corresponding path program 1 times [2025-03-08 20:44:56,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:44:56,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854763923] [2025-03-08 20:44:56,298 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:44:56,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:45:01,170 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 340 statements into 1 equivalence classes. [2025-03-08 20:45:01,240 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 340 of 340 statements. [2025-03-08 20:45:01,241 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:45:01,241 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:45:01,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2025-03-08 20:45:01,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:45:01,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854763923] [2025-03-08 20:45:01,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854763923] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:45:01,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:45:01,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:45:01,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841470906] [2025-03-08 20:45:01,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:45:01,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:45:01,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:45:01,489 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:45:01,490 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:45:01,490 INFO L87 Difference]: Start difference. First operand 17659 states and 24681 transitions. Second operand has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2025-03-08 20:45:05,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:45:06,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:45:06,777 INFO L93 Difference]: Finished difference Result 43539 states and 60717 transitions. [2025-03-08 20:45:06,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:45:06,778 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 340 [2025-03-08 20:45:06,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:45:06,894 INFO L225 Difference]: With dead ends: 43539 [2025-03-08 20:45:06,895 INFO L226 Difference]: Without dead ends: 25907 [2025-03-08 20:45:06,957 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:45:06,958 INFO L435 NwaCegarLoop]: 2441 mSDtfsCounter, 2093 mSDsluCounter, 2176 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2093 SdHoareTripleChecker+Valid, 4617 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2025-03-08 20:45:06,958 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2093 Valid, 4617 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 168 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2025-03-08 20:45:06,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25907 states. [2025-03-08 20:45:07,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25907 to 25891. [2025-03-08 20:45:07,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25891 states, 19247 states have (on average 1.3009300150672831) internal successors, (25039), 19616 states have internal predecessors, (25039), 5363 states have call successors, (5363), 1282 states have call predecessors, (5363), 1280 states have return successors, (5557), 5208 states have call predecessors, (5557), 5359 states have call successors, (5557) [2025-03-08 20:45:07,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25891 states to 25891 states and 35959 transitions. [2025-03-08 20:45:07,791 INFO L78 Accepts]: Start accepts. Automaton has 25891 states and 35959 transitions. Word has length 340 [2025-03-08 20:45:07,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:45:07,792 INFO L471 AbstractCegarLoop]: Abstraction has 25891 states and 35959 transitions. [2025-03-08 20:45:07,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2025-03-08 20:45:07,792 INFO L276 IsEmpty]: Start isEmpty. Operand 25891 states and 35959 transitions. [2025-03-08 20:45:07,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2025-03-08 20:45:07,824 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:45:07,824 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 13, 13, 13, 13, 13, 13, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:45:07,825 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 20:45:07,825 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:45:07,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:45:07,825 INFO L85 PathProgramCache]: Analyzing trace with hash 866020540, now seen corresponding path program 1 times [2025-03-08 20:45:07,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:45:07,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227531485] [2025-03-08 20:45:07,825 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:45:07,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:45:12,679 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 322 statements into 1 equivalence classes. [2025-03-08 20:45:12,724 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 322 of 322 statements. [2025-03-08 20:45:12,724 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:45:12,724 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:45:12,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1114 trivial. 0 not checked. [2025-03-08 20:45:12,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:45:12,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227531485] [2025-03-08 20:45:12,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227531485] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:45:12,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:45:12,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:45:12,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777298231] [2025-03-08 20:45:12,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:45:12,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:45:12,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:45:12,996 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:45:12,996 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:45:12,997 INFO L87 Difference]: Start difference. First operand 25891 states and 35959 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32)